JP7179598B2 - 観察装置及びそれを有する撮像装置 - Google Patents

観察装置及びそれを有する撮像装置 Download PDF

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Publication number
JP7179598B2
JP7179598B2 JP2018226995A JP2018226995A JP7179598B2 JP 7179598 B2 JP7179598 B2 JP 7179598B2 JP 2018226995 A JP2018226995 A JP 2018226995A JP 2018226995 A JP2018226995 A JP 2018226995A JP 7179598 B2 JP7179598 B2 JP 7179598B2
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Japan
Prior art keywords
lens
optical system
image display
finder optical
observation
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JP2018226995A
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English (en)
Japanese (ja)
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JP2020091340A5 (enrdf_load_stackoverflow
JP2020091340A (ja
Inventor
史弘 信夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2018226995A priority Critical patent/JP7179598B2/ja
Priority to US16/697,253 priority patent/US11543734B2/en
Publication of JP2020091340A publication Critical patent/JP2020091340A/ja
Publication of JP2020091340A5 publication Critical patent/JP2020091340A5/ja
Priority to JP2022175806A priority patent/JP7218472B2/ja
Application granted granted Critical
Publication of JP7179598B2 publication Critical patent/JP7179598B2/ja
Priority to US18/060,662 priority patent/US11860510B2/en
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/53—Constructional details of electronic viewfinders, e.g. rotatable or detachable
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/02—Viewfinders
    • G03B13/06—Viewfinders with lenses with or without reflectors

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
  • Viewfinders (AREA)
  • Studio Devices (AREA)
JP2018226995A 2018-12-04 2018-12-04 観察装置及びそれを有する撮像装置 Active JP7179598B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2018226995A JP7179598B2 (ja) 2018-12-04 2018-12-04 観察装置及びそれを有する撮像装置
US16/697,253 US11543734B2 (en) 2018-12-04 2019-11-27 Observation device and image pickup apparatus including the same
JP2022175806A JP7218472B2 (ja) 2018-12-04 2022-11-01 観察装置及びそれを有する撮像装置
US18/060,662 US11860510B2 (en) 2018-12-04 2022-12-01 Observation device and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018226995A JP7179598B2 (ja) 2018-12-04 2018-12-04 観察装置及びそれを有する撮像装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022175806A Division JP7218472B2 (ja) 2018-12-04 2022-11-01 観察装置及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2020091340A JP2020091340A (ja) 2020-06-11
JP2020091340A5 JP2020091340A5 (enrdf_load_stackoverflow) 2022-01-04
JP7179598B2 true JP7179598B2 (ja) 2022-11-29

Family

ID=70850861

Family Applications (1)

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JP2018226995A Active JP7179598B2 (ja) 2018-12-04 2018-12-04 観察装置及びそれを有する撮像装置

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US (2) US11543734B2 (enrdf_load_stackoverflow)
JP (1) JP7179598B2 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020181222A (ja) * 2020-08-12 2020-11-05 富士フイルム株式会社 接眼レンズおよび撮像装置
JP7640381B2 (ja) 2021-06-21 2025-03-05 富士フイルム株式会社 観察光学系および光学装置
JP2024004464A (ja) * 2022-06-28 2024-01-16 信泰光學（深セン）有限公司 レンズアセンブリ

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040165278A1 (en) 2003-02-24 2004-08-26 Eastman Kodak Company Optical magnifier suitable for use with a microdisplay device
JP2012068302A (ja) 2010-09-21 2012-04-05 Nikon Corp 観察光学系、当該観察光学系を備えたファインダ装置、および当該観察光学系の製造方法
JP2013250506A (ja) 2012-06-04 2013-12-12 Sony Corp 接眼レンズおよび表示装置
JP2016051061A (ja) 2014-08-29 2016-04-11 キヤノン株式会社 接眼レンズ及びそれを有する観察装置、撮像装置
JP2016166969A (ja) 2015-03-10 2016-09-15 キヤノン株式会社 接眼レンズ
JP2016224239A (ja) 2015-05-29 2016-12-28 株式会社ニコン 接眼レンズ、接眼レンズを有する光学機器、および接眼レンズの製造方法
JP2018189750A (ja) 2017-04-28 2018-11-29 キヤノン株式会社 接眼光学系及びそれを有する観察装置、撮像装置
WO2019054358A1 (ja) 2017-09-15 2019-03-21 株式会社ニコン 接眼光学系、光学機器及び接眼光学系の製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06194583A (ja) * 1992-12-24 1994-07-15 Canon Inc 接眼レンズ及びそれを用いた付加光学系
JP5775418B2 (ja) 2011-10-18 2015-09-09 リコー光学株式会社 接眼レンズ系およびビューファインダおよび画像観察装置および画像撮影装置
WO2013099181A1 (ja) 2011-12-28 2013-07-04 株式会社ニコン 接眼レンズ、これを備えたファインダー光学系及び光学機器、並びに接眼レンズの製造方法
JP5850065B2 (ja) 2012-01-30 2016-02-03 株式会社ニコン 接眼光学系及び光学装置
WO2014054295A1 (ja) 2012-10-04 2014-04-10 株式会社ニコン 接眼光学系、光学機器及び接眼光学系の製造方法
JP6257171B2 (ja) * 2013-05-20 2018-01-10 キヤノン株式会社 接眼光学系及びそれを有する撮像装置
JP6098838B2 (ja) 2013-12-20 2017-03-22 富士フイルム株式会社 接眼光学系および撮像装置
JP2016001209A (ja) 2014-06-11 2016-01-07 富士フイルム株式会社 接眼レンズおよび撮像装置
JP6701629B2 (ja) 2015-05-29 2020-05-27 株式会社ニコン 接眼レンズ、接眼レンズを有する光学機器
JP2017177425A (ja) 2016-03-29 2017-10-05 セイコーエプソン株式会社 印刷装置、及び、印刷装置の制御方法
JP6797747B2 (ja) 2017-05-10 2020-12-09 キヤノン株式会社 接眼光学系及びそれを有する観察装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040165278A1 (en) 2003-02-24 2004-08-26 Eastman Kodak Company Optical magnifier suitable for use with a microdisplay device
JP2012068302A (ja) 2010-09-21 2012-04-05 Nikon Corp 観察光学系、当該観察光学系を備えたファインダ装置、および当該観察光学系の製造方法
JP2013250506A (ja) 2012-06-04 2013-12-12 Sony Corp 接眼レンズおよび表示装置
JP2016051061A (ja) 2014-08-29 2016-04-11 キヤノン株式会社 接眼レンズ及びそれを有する観察装置、撮像装置
JP2016166969A (ja) 2015-03-10 2016-09-15 キヤノン株式会社 接眼レンズ
JP2016224239A (ja) 2015-05-29 2016-12-28 株式会社ニコン 接眼レンズ、接眼レンズを有する光学機器、および接眼レンズの製造方法
JP2018189750A (ja) 2017-04-28 2018-11-29 キヤノン株式会社 接眼光学系及びそれを有する観察装置、撮像装置
WO2019054358A1 (ja) 2017-09-15 2019-03-21 株式会社ニコン 接眼光学系、光学機器及び接眼光学系の製造方法

Also Published As

Publication number Publication date
US11543734B2 (en) 2023-01-03
US20230114678A1 (en) 2023-04-13
US20200174341A1 (en) 2020-06-04
JP2020091340A (ja) 2020-06-11
US11860510B2 (en) 2024-01-02

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